Questions Asked on
July 16, 2008

  1. Physics

    A bird, accelerating from rest at a constant rate, experiences a displacement of 28 m in 11 s. What is its acceleration? A. 0.21 B. 0.46 C. 0.64 D. 0.78 E. 0.97 acceleration= change in velocity/change in time and the velocity= change in displacement

    asked by Mark
  2. physics class-Help!!!

    A 3.0 m rod is pivoted about its left end.A force of 6.0 N is applied perpendicular to the rod at a distance of 1.2 m from the pivot causing a ccw torque, and a force of 5.2 is applied at the end of the rod 3.0 m from the pivot. The 5.2 N is at an angle of

    asked by Steph
  3. Chemistry

    Heres the question: "In determining the simplest formula of lead sulfide, 2.46 grams of lead are placed in a crucible with 2.00 grams of sulfur. When the reaction is complete, the product has a mass of 3.22 grams. What mass of sulfur should be used to in

    asked by Tran
  4. Physics

    Displacement is which of the following types of quantities? A. vector B. scalar C. magnitude D. dimensional My answer is A. vector...I just want to confirm this is the correct answer.

    asked by Mark
  5. Science

    Is an ice cube a mineral?

    asked by Sam
  6. trig

    establish the identity: cot(A-B)= cotAcotB+1/cotB-cotA thanks for any help at all

    asked by kristen
  7. Math

    Edgar Anderson earns $200 a week plus a 15% commission on all sales over $1,000. If Mr. Anderson's sales for one week are $2,500, what is his gross pay for that week? A. $350 B. $425 C. $525 D. $575

    asked by AK
  8. physics

    the question is this: suppose you want to design an air-bag system that can protect the driver in an head-on collision at a speed of 100 km/h. estimate how fast the airbag must inflate to protect the driver-- I GOT THE CORRECT ANSWER TO THIS ONE ALREADY.

    asked by Ruby
  9. Math

    Angelo earns $2,080 each month. His total deductions are 30% of his pay. How much is deducted from his pay each month? A. $62.40 B. $624.00 C. $69.33 D. $693.33

    asked by AK
  10. chemistry

    Name OH ! CH3 - CH2 - CH - CH2 - CH3

    asked by lynn

    What are some of the ways that Psychologists attempt to explain human behavior? One of the major debates within the field of Psychology is the degree to which nature versus nurture shape human behaviors and traits. What comprises our nature? How would you

    asked by Nikki
  12. Math 116 algebra please check

    Solve the following system of equations x + 6y =4(1) x = 9-6y (2) What is the solution of the system N There is no solution

    asked by jay jay
  13. Math

    Angelo earns $2,080 each month. His total deductions are 30% of his pay. How much is deducted from his pay each month? A. $62.40 B. $624.00 C. $69.33 D. $693.33 i got C what i did is rate = base / percent Is what im doing right

    asked by AK
  14. Math

    paul can type 60 words per minute and jen can type 80 words per minute. how dose puls typing speed compare to jen? 1.Paul can type 1/4 as fast as Jen. 2.Paul can type 1/3 as fast as Jen. 3.Paul can type 3/4 as fast as Jen. 4.Paul can type 1 1/3 times as

    asked by AK
  15. Managerial Economics- need help

    Basic Estimating – Week 2 A security analyst specializing in the stocks of the motion picture industry the relation between the number of movie theater tickets sold in December and the annual level of earnings in the motion picture industry. Time-series

    asked by Debbie
  16. Science

    Helloo.. i got a worksheet about compounds,elements andnumber of elements. it tells me to list the elements and number of atoms found in each of the compounds and i don't understand how to do get the elements and the # of atoms in the equation.. PLease

    asked by Hannie
  17. Math 116 algebra please check

    The function H described by H(x)= 2.75x + 71.48 can be used to predict the height in centimeter of a woman whose humerus ( the bone from the elbow to the shoulder) is x cm long Predict the height of a woman whose humerus is 37cm long The predicted height

    asked by jay jay
  18. algebra

    The stopping distance d of a car after the brakes have been applied varies directly as the square of the speed r. if the car traveling 70mph cab stop in 270ft, how many feet will it take the same car to stop when it 1s traveling 50 mph

    asked by Frnciois
  19. Math

    Find another name for the given number, but with the deniominator indicated. Use multiplication by 1. 2/7= ?/14

    asked by Bryan
  20. Math 116 algebra please check

    Solve by elimination method 2x + 3y =1 4x + 6y =2 What is the solution of the system N there is no solution

    asked by jay jay
  21. chemistry

    A calorimeter consists of an interior metal bomb (container) surrounded by 2.22 kg of water all contained within an insulated exterior wall. A sample of propane, C3H8, weighing 6.89g, was burned in the calorimeter with excess oxygen. As a result of the

    asked by Anonymous
  22. To Dylan - re English summer essay

    I just reread your posts from this morning, and I'm confused about a few things: 1. The directions clearly state that you are to write a five-paragraph paper. "In a five-paragraph essay, discuss which author was more successful in creating a good piece of

    asked by Writeacher
  23. Math

    A certain alloy contains 5.25% copper. How much copper is there in a piece weighing 200 pound? A)1.50 pounds B)105 poounds C)10.5 pounds D)1050 pounds i think its D am i right

    asked by AK
  24. MAth

    The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for 2005.Year Payment 1999 $578 2000 613 2001 654 2002 675 2003 706 2004 730 2005

    asked by dawn
  25. Calc.

    What function would have a derivative of ƒ′(x) = 12x2 + 4x − 10? Explain how you arrived at your answer...I believe the answer is this: f(x)=4x^3+2x^2-10x...and I got this using the power rule and multiplying. Thanks.

    asked by Derek
  26. math

    1. a door code is made up of six unique digits the last digit is 8. 2.oddd and even digits alternate(o is even) 3.the difference of the adjacent is always bigger than 1. 4.the first 2 digits (reads as one number)as well as he two middle digits(as one

    asked by tony
  27. Math

    567 vacuums were sold this year the previous year 540 vacuums were sold what is the percent of increase in sales from last year to this year? 1.20% 2.5% 3.50% 4.150% Is it 105% percent can you help?

    asked by AK
  28. chemistry

    name CH3 - CH = C - CH3 ! Cl

    asked by lynn
  29. Math

    theres a question on my homework packet. Here it is: -The Data contains 7 elements. -all the elements are greater than 6 but less than 24. -the mode of the set is 18 -the range and the mean are 15 -the meadian is 16 -The set cobtains exactley 3 odd numbers

    asked by Veronica
  30. Math 116 algebra please check

    Solve 8x - (5x + 7)= 17 The solution is x= 8

    asked by jay jay
  31. Math 116 algebra please check

    Solve 5/2x + 1/4x = 9/4 + x The solution is x 9/10

    asked by jay jay
  32. English/Lit

    In "Holy Sonnet 10" (John Donne) the way the speaker addresses death is: a) respectful b)kind c)sympathetic d)disrespectful I chose d. The Puritans believed: a)the doctorine of predestination b)God sympathized with Catholic views c)the Roman Catholic

    asked by Adam
  33. biology

    can h202 be broken down by catalysts other than those found in living systems ?

    asked by RON
  34. education

    I know how to do a annotated biblography but doing an outline is harder for me. I don't know where to find more info on Should Teachers Have the Authority to Remove Disruptive Students from Their Classes Permanently? I think im going to do this one for my

    asked by scooby91320002
  35. Math 116 algebra please check

    Solve using the multiplication principle. 10x= -90 The solution is x = -9 please check

    asked by jay jay
  36. english

    What are the subjects, predicates, adjective phrases, adverb phrases, infinitive phrases, etc. in these sentences? Manteris, author of Super Bookie, was responsible for making proposition bets a huge business when, in 1985, he offered 20-to-1 odds at

    asked by Jukana
  37. Math (Check problem

    Subtract and Simpfly 2) 2/3 - 1/2 my answear: 1/6

    asked by Brian
  38. Math 116 algebra please check

    Solve for the indicated letter. e=9f, for f The solution is f = 1/9e Please check this

    asked by jay jay
  39. Math 116 algebra please check

    Solve using the multiplication principle -4x > 1/11 The solution is x

    asked by jay jay
  40. English (Summer Reading Essay)

    During the summer of 2008 I read several different books. The two books that I enjoyed most were SUB 4:00 by Chris Lear and Salt A World History by Mark Kurlansky. I have been asked to “…discuss which author was more successful in creating a good piece

    asked by Dylan
  41. Algebra

    1. Solve for x. Collect xs on the LEFT side. The solution should be presented with x first, the correct inequality symbol, then the number. 5(2x – 7) < -8

    asked by JoAnn
  42. Math 116 algebra

    Please check this problem Solve 5/2x + 1/4 x = 9/4 + x The solution is x = 9/10 Is this correct.

    asked by jay jay
  43. Math 116 algebra please check

    Solve using the multiplication principle. -4x > 1/11 The solution is x > -1/44 Is this correct

    asked by jay jay
  44. Computer

    What does it mean when it says "copy and paste it in your browser and hit enter" Thanks

    asked by Mike
  45. chemistry

    Draw 1- fluoro 2- iodobenzene

    asked by lynn
  46. biology

    How could i understand the biology? can u please give me some reference to look for that.. tnx...

    asked by maico
  47. Math

    Divide and simplfy.. 4/7 divided 8/7 so far i inverted the second to get 4/7 X 7/8 = 28/56 now what do i do?

    asked by Bryan
  48. English

    Hi, I would like someone to proofread my movie review. I would like to know if there are any grammar mistakes. I would appreciate someone's feedback. Thanks! =) In the1950s melodrama film called, All that Heaven Allows by Douglas Sirk (1955), Sirk presents

    asked by Roxy
  49. Math 116 algebra please check

    Solve -8¡Ü4x-7¡Ü-2 The solution is -1/4,5/4

    asked by jay jay
  50. Math 116 algebra please check

    Simplify 6[-73-(-19-83)]=174 Please check

    asked by jay jay
  51. Math 116 algebra please check

    solve using the multiplication principle. -5/6x = -7/8 Th solution is x=21/20

    asked by jay jay
  52. health

    what are three disadvantages of HIPAA?

    asked by Dan
  53. Math

    How do i find the prime factorization of 225?

    asked by Brian
  54. language

    What are the basic sentence patterns? Please help.

    asked by klar maesen
  55. biology

    Can you explain what happens with PCR?

    asked by H
  56. Math 116 algebra please check

    Solve the following systems of equations x + 6y = (1) x+ 9 - 6y (2) What is the solution of the system? I get N for no solution

    asked by jay jay
  57. Math 116 algebra please check

    Solve by the substitution method 3x + 7y =15 x=16-6y What is the solution of the system (-2,3)

    asked by jay jay
  58. his

    How did Reagan's policies reflect conservative politics and contribute to stimulation of the economy?

    asked by bobby
  59. Math 116 algebra please check

    Solve 0.3x + 8 < 1.1x-9 The solution is x > 85/7 The problem with the greater than sign has a line under it but I can get it to work correctly from my word document

    asked by jay jay
  60. Math

    Add and simpfly.. 7/27 + 1/43 + 3/10

    asked by Bryan
  61. marketing

    what is internal marketing?

    asked by john
  62. Calc.

    What is the derivative of this: not sure because of the pi.... f(x)=x^pi Thanls.

    asked by Derek
  63. education

    Student safety on field trips Do you have a responsibility to limit their rights? ·Identify the rights and responsibilities you will have as a teacher. How will your responsibilities as a teacher influence the rights of your students? Is it fair to

    asked by scooby91320002
  64. schedules

    I am having trouble with making a schedule for my classroom.The schedule has to be a school-related tasks.I have the info to put in, but I can't figure out how to make a schedule. Please help.

    asked by sally

    As an administrator, justify the reasoning behind provider-based delivery and develop a complete launch plan, including a budget and consideration of environmental factors. You must determine how data will be used to support the new service, and consider

    asked by TOYA
  66. english

    persuade cousin to apply for a job in my town

    asked by jodi
  67. education

    Create an outline of your Educational Debate Persuasive Paper. It should highlight the main points of the paper. Include an annotated bibliography of at least three sources it will use in the paper. Topics to choose from : Should Districts Offer Signing

    asked by scooby91320002
  68. AED

    Choose four of the emotional characteristics described on p. 375 of the text. For each of the chosen characteristics, identify what you believe is a healthy and appropriate emotional response for a child in infancy, early childhood, middle childhood, and

    asked by dawn
  69. Math 116 algebra please check

    Graph the equation and identify the y-intercept. y+x= -9 The y- intercept is (0, -9) Is this correct

    asked by jay jay
  70. Math 116 algebra please check

    Evaluate x+y/6 for x =57 and y=3 the answer is x+y/6=10

    asked by jay jay
  71. Math 116 algebra please check

    Solve by the elimination method 3r-7s=-28 7r+3s=70 What is the solution of the system r=7 and s=7

    asked by jay jay
  72. business

    When setting up a production set, what else is important to financial success, aside from linear programming?

    asked by Jack
  73. Calc.

    How do I deal with square roots and derivatives? Like: f(x)= Sqrtx....the derivative. find

    asked by Derek
  74. AED

    what are some ways to help parents when their children are on medicine at school? How can we help or reassure them, or should we?

    asked by dawn
  75. AED

    A child’s perception of self varies by age and emotional development. As a professional, it is important that you recognize a child’s self image as it relates to his or her development. How do strategies that promote a healthier self-image differ as a

    asked by dawn
  76. Math 116 algebra please check

    Multiply 1/7×(-3/7)=-3/49 Please check

    asked by jay jay
  77. Math 116 algebra please check

    Solve -0.8x < -56 The solution is x

    asked by jay jay
  78. Math 116 algebra please check

    Solve using the addition and multiplication principles 5 + 6x < 53 The solution set is < 8

    asked by jay jay
  79. Math 116 algebra please check

    Use the distributive property to help you solve the equation 7(w-5)=21 w=8

    asked by jay jay
  80. ART


    asked by t
  81. child development

    Identify the components of language development in terms of marios progress through school

    asked by sharen
  82. english

    What are the two kinds of dictionaries?

    asked by chancel
  83. chemistry

    I am suppose to measure 55mL of 1.0 M hydrochloric acid in a 100 mL graduate and dilute this to 100.0 mL. How do I do this?

    asked by Anonymous
  84. school related tasks

    I have to create a schedule of school related tasks for a typical teaching day from the time you arrive at school until the time you leave school at the end of the day.

    asked by sally
  85. Math (Check problem

    Add the fractions 1) 3/4 + 1/24 my answear: 19/24 i think the lcm is 24. 4X6=24 and 1X24=24

    asked by Brian
  86. Test Day

    I just want to say thank you all for your help. I going in and will do my best. Again thank you for your prayers and encouragement.

    asked by keysha
  87. Math

    3/4 changed to percents? would it be 75%

    asked by AK
  88. Thank you all

    I walked through the door of opportunity. Yes i took my Ged Test and I feel good about the fact of passing. Thank you all for being there for me. Now I can walk through any door that is place before me. Thank you all again. I can do anything I choose to

    asked by keysha
  89. biology

    can h202 be broken down by catalysts other than those found in living systems?

    asked by needhelp.
  90. investing

    Can some one explain to me the difference between intrinsic value and marlet price? Thanks EY

    asked by Ed
  91. science

    what is a nanotube?

    asked by student
  92. axia

    peer review appendix g

    asked by shawn
  93. english

    can anyone tell me what type of indent is ued ia a reference list?

    asked by Anonymous